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Date: Sun, 8 Mar 2020 17:32:25 +0100
From: Andreas Färber <afaerber@...e.de>
To: linux-arm-kernel@...ts.infradead.org
Cc: Wells Lu 呂芳騰
<wells.lu@...plus.com>, Dvorkin Dmitry <dvorkin@...bo.com>,
linux-kernel@...r.kernel.org,
Andreas Färber <afaerber@...e.de>,
Rob Herring <robh+dt@...nel.org>, devicetree@...r.kernel.org
Subject: [RFC 07/11] ARM: dts: Add Sunplus Plus1 SP7021 and Banana Pi F2S
Prepare Device Trees for Sunplus Plus1 (aka Pentagram) SP7021's
CPU-Chip aka A-Chip (Cortex-A7) as well as the Banana Pi BPI-F2S SBC.
Cc: Wells Lu 呂芳騰 <wells.lu@...plus.com>
Signed-off-by: Andreas Färber <afaerber@...e.de>
---
arch/arm/boot/dts/Makefile | 2 +
arch/arm/boot/dts/pentagram-sp7021-bpi-f2s.dts | 22 ++++++++
arch/arm/boot/dts/pentagram-sp7021-cpu.dtsi | 75 ++++++++++++++++++++++++++
arch/arm/boot/dts/pentagram-sp7021.dtsi | 61 +++++++++++++++++++++
4 files changed, 160 insertions(+)
create mode 100644 arch/arm/boot/dts/pentagram-sp7021-bpi-f2s.dts
create mode 100644 arch/arm/boot/dts/pentagram-sp7021-cpu.dtsi
create mode 100644 arch/arm/boot/dts/pentagram-sp7021.dtsi
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 566c6d1cfc46..b514ead139f3 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -846,6 +846,8 @@ dtb-$(CONFIG_ARCH_ACTIONS) += \
owl-s500-cubieboard6.dtb \
owl-s500-guitar-bb-rev-b.dtb \
owl-s500-sparky.dtb
+dtb-$(CONFIG_ARCH_SUNPLUS) += \
+ pentagram-sp7021-bpi-f2s.dtb
dtb-$(CONFIG_ARCH_PRIMA2) += \
prima2-evb.dtb
dtb-$(CONFIG_ARCH_PXA) += \
diff --git a/arch/arm/boot/dts/pentagram-sp7021-bpi-f2s.dts b/arch/arm/boot/dts/pentagram-sp7021-bpi-f2s.dts
new file mode 100644
index 000000000000..3c25b6e79fe2
--- /dev/null
+++ b/arch/arm/boot/dts/pentagram-sp7021-bpi-f2s.dts
@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause
+
+/dts-v1/;
+
+#include "pentagram-sp7021-cpu.dtsi"
+
+/ {
+ compatible = "bananapi,bpi-f2s", "sunplus,sp7021";
+ model = "Banana Pi BPI-F2S";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm/boot/dts/pentagram-sp7021-cpu.dtsi b/arch/arm/boot/dts/pentagram-sp7021-cpu.dtsi
new file mode 100644
index 000000000000..ae58bf5ffadf
--- /dev/null
+++ b/arch/arm/boot/dts/pentagram-sp7021-cpu.dtsi
@@ -0,0 +1,75 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause
+/*
+ * SunPlus Plus1 (Pentagram) SP7021 CPU-Chip a.k.a. A-Chip (CA7)
+ *
+ * Copyright (c) 2020 Andreas Färber
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+#include "pentagram-sp7021.dtsi"
+
+/ {
+ interrupt-parent = <&gic>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+ reg = <0>;
+ };
+
+ cpu1: cpu@1{
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+ reg = <1>;
+ };
+
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+ reg = <2>;
+ };
+
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+ reg = <3>;
+ };
+ };
+
+ arm-pmu {
+ compatible = "arm,cortex-a7-pmu";
+ interrupts = <GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 221 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 222 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
+ };
+
+ timer: timer {
+ compatible = "arm,armv7-timer";
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ clock-frequency = <27000000>;
+ arm,cpu-registers-not-fw-configured;
+ };
+
+ soc {
+ gic: interrupt-controller@...01000 {
+ compatible = "arm,cortex-a7-gic";
+ reg = <0x9f101000 0x1000>,
+ <0x9f102000 0x2000>,
+ <0x9f104000 0x2000>,
+ <0x9f106000 0x2000>;
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/pentagram-sp7021.dtsi b/arch/arm/boot/dts/pentagram-sp7021.dtsi
new file mode 100644
index 000000000000..7dd44901cf4a
--- /dev/null
+++ b/arch/arm/boot/dts/pentagram-sp7021.dtsi
@@ -0,0 +1,61 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR BSD-2-Clause
+/*
+ * Copyright (c) 2020 Andreas Färber
+ */
+
+/ {
+ compatible = "sunplus,sp7021";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x20000000 0x20000000 0xe0000000>;
+
+ rgst: bus@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x9c000000 0x00100000>;
+
+ uart2: serial@800 {
+ compatible = "sunplus,sp7021-uart";
+ reg = <0x800 0x80>;
+ status = "disabled";
+ };
+
+ uart3: serial@880 {
+ compatible = "sunplus,sp7021-uart";
+ reg = <0x880 0x80>;
+ status = "disabled";
+ };
+
+ uart0: serial@900 {
+ compatible = "sunplus,sp7021-uart";
+ reg = <0x900 0x80>;
+ status = "disabled";
+ };
+
+ uart1: serial@980 {
+ compatible = "sunplus,sp7021-uart";
+ reg = <0x980 0x80>;
+ status = "disabled";
+ };
+
+ uart4: serial@...0 {
+ compatible = "sunplus,sp7021-uart";
+ reg = <0x8780 0x80>;
+ status = "disabled";
+ };
+ };
+
+ amba: bus@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x9c100000 0x01ef0000>;
+ };
+ };
+};
--
2.16.4
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